Home / 27,672,359.40-38,191,378.50-16,067,612.52

Finding the Fourth Proportional to 27,672,359.40, 38,191,378.50 and 16,067,612.52

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Solution

The fourth proportional to 27,672,359.40, 38,191,378.50 and 16,067,612.52 is: 22,175,350.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672,359.40 : 38,191,378.50 = 16,067,612.52 : x
  2. Step 2: Convert to fraction form
    27,672,359.40/38,191,378.50 = 16,067,612.52/x
  3. Step 3: Cross multiply
    27,672,359.40x = 38,191,378.50 × 16,067,612.52
  4. Step 4: Simplify right side
    27,672,359.40x = 613,644,271,342,658.75
  5. Step 5: Solve for x
    x = 613,644,271,342,658.75/27,672,359.40
  6. Step 6: Final answer
    x = 22,175,350.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.